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This includes syringes, needles, alcohol swabs, and a sharps disposal container
A: Injections deliver B12 directly into the muscle for maximum absorption, bypassing the digestive system where much of the vitamin may be lost
NHS treatment guidance describes a loading course followed by maintenance injections every two to three months for many people, while a diet-related deficiency may need less
Generally, patients start seeing results after 8-12 weeks
Trends in Endocrinology and Metabolism (2017) 8
However, in cases of severe nutrient malabsorption and pernicious anemia, injections are more efficient at correcting the deficiency
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